Today, Gallus received a PDF sample submission with md5 hash 37b98d28762ceeaa5146e2e0fc0a3fdd. Marked as malicious, I was compelled to investigate further on this sample after looking at the potential malware URL produced by Gallus report. The PDF sample contains URLDownloadToFile payload that points to hxxp://77.x.y.Z/webmail/inc/web/load.php?stat=3DWindows. Traversing the URL at hxxp://77.x.y.Z/webmail/inc/web/, I managed to retrieve the HTML […]